Removes the second holywater

Deletes the second kind of holy water that doesn't do anything. Lemme
know if I should do the opposite of this.

Conflicts:
	code/modules/reagents/Chemistry-Reagents.dm
Tweaks homunculi

Makes them a bit creepier, and makes it so they don't spawn with
underwear. Because really, if the rune spawns anything, it should be
robes. But that would make things too easy.